title: Diagnosis of noncalcareous hydronephrosis: role of magnetic resonance urography and noncontrast computed tomography.
mesh_terms: D000328:Adult; D000368:Aged; D000075202:Contraindications; D003287:Contrast Media; D005260:Female; D005682:Gadolinium; D006801:Humans; D006869:Hydronephrosis / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000209:etiology; D008279:Magnetic Resonance Imaging; D008297:Male; D008875:Middle Aged; D011446:Prospective Studies; D014057:Tomography, X-Ray Computed; D014517:Ureteral Obstruction / Q000150:complications; D014567:Urography / Q000379:methods*
chemical_list: D003287:Contrast Media; D005682:Gadolinium